Assessments of interrater reliability and internal consistency of the Norwegian version of the Berg Balance Scale.

Objective: To investigate the interrater reliability and the internal consistency of the Norwegian version of the Berg Balance Scale (BBS) when applied to patients in a geriatric department.

Design: Interrater reliability was measured using the kappa statistics and intraclass correlation coefficients (ICCs).

Setting: Geriatric rehabilitation unit and geriatric day hospital in Norway.